A research paper published by the Federal Reserve Bank of San Francisco indicates that the current El Nino pattern could boost domestic inflation by up to 1 percentage point in 2027. While an initial 0.3 percentage point rise recorded between April and July is slated to dissipate by late 2026, subsequent climate-induced droughts and floods threaten renewed price spikes. These complications arrive as the Fed has already contended with above-target inflation for more than five and a half years. Compounding factors such as 2025 tariffs, Iranian war-related oil disruptions, and artificial intelligence demand are driving expectations for near-term interest rate hikes.
Key points
Extreme weather events like floods and droughts can interact with fragile supply chains t…: Extreme weather events like floods and droughts can interact with fragile supply chains to produce delayed inflationary pressures.
Increased reliance on global trade ties leaves the United States uniquely vulnerable to i…: Increased reliance on global trade ties leaves the United States uniquely vulnerable to international agricultural and energy shocks.
The Federal Reserve faces compounding monetary challenges as climate volatility converges…: The Federal Reserve faces compounding monetary challenges as climate volatility converges with tariff impacts and geopolitical conflicts.
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The current El Nino episode could rank among the strongest on record, raising the likelihood of extreme weather conditions, including droughts, floods and higher temperatures across several parts of the world.
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The research estimates that the weather pattern may have already lifted US headline price levels by around 0.3 percentage point between April and July this year. While this initial impact is expected to fade by the end of 2026, inflation could face renewed pressure next year, Reuters reported.
El Nino could push prices higher in 2027
"We estimate that the current episode may have already increased headline price levels about 0.3 percentage point between April and July of this year," three of the regional Fed bank's researchers wrote in the latest edition of its Economic Letter.The researchers added that the initial increase could fade by year end before El Nino potentially pushes prices higher by as much as 1 percentage point in 2027s.
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